Composition of matter.



106. COMPOSITIONS,

COATING OR PLASTIC.

UNITED STATES PATENT OFFICE.

ERNST BUSHMAN, OF NEW YORK, N. Y., ASSIGNOR OF ONE-FOURTH TO \VILLIAM BUOKNOR, OF SAME PLACE.

COMPOSITION OF MATTER.

SPECIFICATION forming part of Letters Patent No. 656,167, dated August 21, 1900. Application filed November 10, 1899. Serial No. 736,522. (No specimens.)

viz: sil-icate of soda eighteen partscaustic potash ten parts; aluminium one-hall part;

wa er enough tcf'd i's's dmtustic potash.

The above composition when thoroughly min- 15 gled is to be used with a filler composed of ulverized flint and metal oxid water being used for dissolving t e compoun tot e consistency of a thick paste. These ingredients are thoroughly ingled and boiled tor three 20 hours and the precipitate dissolved in water to the consistency of a thick paste. This composition when dried affords a cheap and effective covering for walls, ceilings,-iron or wood,

and its hardness admits of its being used as No ref erenc es an artificial-stone sidewalk or for flooring purposes.

The composition is applied while in its pasty condition as ordinary mortar to the laths or iron that is'to be covered and allowed to dry.

The proportions mentioned herein are by weight.

What I claim, and desire to secure byLetters Patent, is-

The above-described composition of matter consisting of silicate of soda, caustic potash, aluminium and water in the proportions specified, substantially as described and for the purpose specified.

In testimony that I claim the foregoing as my invention I have signed my name, in presence of two witnesses, this 8th day of November, 1899.

ERNST BUSIIMAN.

WVitnesses:

BELLE MoCoMB, ROBERT A. WILLIAMS. 

